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256 MW Batteries (128 MW) + Solar Photovoltaic (128 MW) operating in Bibb, GA — Southern Company Services, Inc. - Trans
256 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2021
Operating Since
Coordinates
32.6812, -83.6164
County
Bibb, GA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Georgia Power Co | Georgia Power | — |
| Owner(s) | Georgia Power Co | Southern | — |
| Status | Operating | operating | — |
Robins Air Force Base Solar is a 256 MW hybrid power plant located in Bibb County, Georgia. The facility, which began operating in 2021, combines solar photovoltaic generation with battery storage. It is owned by Southern Company and operated by Georgia Power Co. The plant utilizes single-axis solar tracking technology. As of its latest annual generation data, the plant produced 206,907 MWh, achieving a capacity factor of 9.2%.
The plant is interconnected to the grid and falls under the balancing authority of Southern Company Services, Inc. - Trans, within the SERC NERC region. With a total of two generators, Robins Air Force Base Solar is ranked as the second largest solar facility out of five in the state of Georgia, and 192nd out of 514 nationally. Financial data indicates an installed cost of $1,458.19 per kW.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
13.3K MWh
Net Discharge
206.9K MWh
Annual Net Energy
9.2%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
Solar photovoltaic · Georgia Power Company · Data from 2021–2024
$1,581/kW
Installed Cost
$6/kW
Annual CapEx
$8.8/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
Last updated 2026-03-14
View all articlesSouthern Company Services, Inc. - Trans (SOCO)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility